[meta.reflection.substitute] Fix indentation

Author: Andreas-Krug

source/meta.tex

@@ -6000,7 +6000,7 @@
   @\libconcept{same_as}@<remove_cvref_t<ranges::range_reference_t<R>>, info>;
 
 template<@\libconcept{reflection_range}@ R = initializer_list<info>>
-consteval bool @\libglobal{can_substitute}@(info templ, R&& arguments);
+  consteval bool @\libglobal{can_substitute}@(info templ, R&& arguments);
 \end{itemdecl}
 
 \begin{itemdescr}